.topnav_mobile {
    overflow: hidden;
    position: relative;
    width: 50px;
  }
  
  .topnav_mobile #myLinks {
    display: none;
  }
  
  .topnav_mobile a {
    color: white;
    text-decoration: none;
    font-size: 17px;
    display: block;
  }
  
  .topnav_mobile a.icon_mobile_menu {
    display: block;
  }
  
  .topnav_mobile a:hover {
    background-color: #ddd;
    color: black;
  }
  
  .active {
    background-color: #04AA6D;
    color: white;
  }
  .icon_mobile_menu {
    width: 40px;
    height: 40px;
  }
  .icon_mobile_menu_icon {
    width: 100%
  }